Camshaft - Intake - Stage 3 - Yamaha

Adds 5%-10% power gain. Engineered by utilizing state-of-the-art valvetrain software. CNC machined from 8620 billet, case hardened steel for an exact fit and lobe profile. Select cams feature Hot Cams Improved Throttle Design (I.T.R.) technology; these cams improve throttle response throughout the entire rpm range while providing excellent power gains through the mid-range and top-end. For dual cam engine.. Designed for peak top-end horsepower.. Made to be drop-in cams that use stock valve springs..